Diagnostic Misconceptions - Types of Lever Systems
Physical Education: AQA GCSE, topic 2.1.5
Lever Classes
First class lever
- When drawn the fulcrum is in the middle.
- In sporting actions, elbow extension is the main example of this.
Second class lever
- When drawn the resistance or load is in the middle.
- In sporting actions, this only takes place at the ankle during plantar flexion.
Third class lever
- When drawn the effort is in the middle.
- In sporting examples, this typically takes place during flexion.
- These are the most common in the body.
Test yourself on Diagnostic Misconceptions - Types of Lever Systems
Which of the following is an example of a first class lever?
Which of the following is not an example of a second class lever?
Which of the following is an example of a third class lever?
Which of the following is drawn in the middle of a third class lever?